A new study from the University of Missouri sheds light on how exceptional fossil preservation at Mazon Creek captured the diversity of life across land, delta and sea.

A 500-million-year-old sea creature called Mollisonia shared a similar brain structure to modern spiders, suggesting that ...

A new analysis of an exquisitely preserved fossil that lived half a billion years ago suggests that arachnids—spiders and ...

A 13-million-year-old leg bone from an enormous flightless bird carries crocodilian tooth marks, showing South America was ...

Australian goannas adapted remarkably well to harsh climates. Scientists looking for hidden bone structures in lizards may be ...

Community-based research led by the Tsleil-Waututh Nation offers insight into how colonization has impacted the waters around ...